Algebraic Degree Estimation of ACORN v3 Using Numeric Mapping

Table 1

Attacks on ACORN v3.

Cipher	rounds	Attack	Time complexity	Reference
ACORN v3	647	Key recovery attack		[19]
	647	Distinguishing attack		Sect. 4.3
	649	Key recovery attack		[19]
	649	Distinguishing attack		Sect. 4.3
	676	Distinguishing attack		[17]
	676	Distinguishing attack		Sect. 4.3
	704	Key recovery attack		[19]
	704	Key recovery attack		[20]
	704	Distinguishing attack		Sect. 4.3
	721	Distinguishing attack		Sect. 4.3
	750	Key recovery attack		[21]
	750	Key recovery attack		[20]